OverviewOtennlux OH is a 50 mm LED signal tower (stack light) operating at 24 V DC, available in 3-color or 7-color configurations and supplied with an integrated buzzer. The lamp uses a double-mirror optical structure to enhance color recognition while minimizing the number of LEDs. Constructed with a crystal cover and aluminium alloy components, it is intended for industrial signal applications.
Key Details- Item no.: OH
- Payment: EXW / FOB / CNF
- Product origin: China
- Shipping port: Guangzhou / Shenzhen / Shanghai
- Lead time: 5–7 days
Features- LED colors: red / yellow / green / blue / white (3-color or 7-color options)
- Diameter: 50 mm (60 mm option available)
- Optical design: double-mirror structure for vivid color recognition
- Cover: crystal (plastic/crystal options)
- Signal effect: steady light
- Protection rating: IP20
- Voltage: 24 V DC
- Buzzer: yes
- Installation: screw mounting
- Operating temperature: -25 to 55°C
- Connection: cable or M12 connector
- Warranty: 3 years
- Certifications: CE / RoHS / UL / ETL / CCC / Anti-Explosion
Technical specifications- Product name: LED signal tower
- Item no.: OH
- Brand: Otennlux
- Diameter: 50 mm
- Material: crystal cover + aluminium alloy
- Signal effect: steady light
- Protection rating: IP20
- Voltage: 24 V DC
- Color options: 3-color / 7-color
- Buzzer: yes
- Installation: screw
- Operating temperature: -25 to 55°C
- Connection: cable / M12
- Warranty: 3 years